4z-7=8

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Solution for 4z-7=8 equation: 



4z-7=8

We move all terms to the left:

4z-7-(8)=0

We add all the numbers together, and all the variables

4z-15=0

We move all terms containing z to the left, all other terms to the right

4z=15

z=15/4

z=3+3/4

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